Lenovo SYSTEM BOARDS
5B21J17640
is compatible in the following Models:
Lenovo IdeaPad S Series netbooks
Lenovo Slim 7 ProX 14ARH7 - 82V20003US
Lenovo Yoga Series laptops (IdeaPad)
Yoga Slim 7 ProX 14ARH7 - 82TLCTO1WW